5Berzlanovich AM,Muhm M,Sim E,et al.Foreign body asphyxia:a preventable cause of death in the elderly[J].Am J Prev Med,1999,107(1):351-355.
6Sameh IS,Usama AH,Wael AA,et al.Inhaled foreign bodies:management according to early or late presentation[J].European Journal of Cardio-thoracic Surgery,2005,28:369-374.
7Lutfi BA,Ulku T,Levent S,et al.Rigid bronchoscopy for the suspicion of foreign body in the airway[J].International Journal of Pediatric Otorhinolaryngology,2006,70:823-828.
8Mithat H,Arbay OCi,Aytekin O,et al.CT virtual bronchoscopy in the evaluation of children with suspected foreign body aspiration[J].European Journal of Radiology,2003,48:188-192.
9Bagley WP.An unusual presentation of an airway foreign body involving dentures[J].Anesthesiology,2002,96:1535.
10Zaytoun GM,Rouadi PW,Baki DH.EndoscoPic management of foreign bodies in the tracheobronchial tree:predictive factors for complications[J].Otolaryngol Head Neck Surg,2000,123(3):311-316.
